DECLARE @columns VARCHAR(500);SELECT @columns=isnull(@columns+',','')+name FROM syscolumns WHERE [id]=OBJECT_ID(N'表名');
--计算一个库里各个表的记录总数: select b.name,a.rowcnt from sysindexes a,sysobjects b where a.id=b.id and a.indid<2 and b.xtype='u'--统计数据库里每个表的详细情况 EXEC sp_MSforeachtable @command1="sp_spaceused '?'"--获得每个表的记录数和容量: EXEC sp_MSforeachtable @command1="print '?'", @command2="sp_spaceused '?'", @command3= "SELECT count(*) FROM ? "
--查询当前数据库的数据量计数,按表分组 use --数据库 select max(a.rowcnt) 计数,b.[name] 表名 from sysindexes a join sys.objects b on b.object_id=a.id where b.type='U' group by b.[name] having max(a.rowcnt) >0 order by 1 desc
1。数据库A中的所有表和对应每张表的记录总数 --获取库中所有表及该表的记录数declare @sql varchar(8000) set @sql='select * from (' select @sql=@sql+' select name = ''' + name + ''' , count(*) as num from ['+name+'] union all ' from sysobjects where xtype='u' set @sql = left(@sql,len(@sql) - 10) + ')a' exec(@sql)/* --sql server 2000 自带库 pubs 的结果 name num ----------- ----------- titleauthor 25 stores 6 sales 21 roysched 86 discounts 3 jobs 14 pub_info 8 employee 43 authors 23 publishers 8 titles 18 */
计算一个库里各个表的记录总数: select b.name,a.rowcnt from sysindexes a,sysobjects b where a.id=b.id and a.indid<2 and b.xtype='u'--统计数据库里每个表的详细情况 EXEC sp_MSforeachtable @command1="sp_spaceused '?'" --获得每个表的记录数和容量: EXEC sp_MSforeachtable @command1="print '?'", @command2="sp_spaceused '?'", @command3= "SELECT count(*) FROM ? "
2。数据库A中的所有表和对应每张表的字段列表 select a.name dbname, b.name colname from sysobjects a , syscolumns b where a.id=b.id and a.xtype = 'u' order by a.name , b.colid
上面的方法,要是沒有主鍵的怎麼統計? 還是拼動態語句 select count(1) from @表名
IF @ColumnName IS NOT NULL BEGIN INSERT INTO #Results EXEC ( 'SELECT ''' + @TableName + '.' + @ColumnName + ''', LEFT(' + @ColumnName + ', 3630) FROM ' + @TableName + ' (NOLOCK) ' + ' WHERE ' + @ColumnName + ' LIKE ' + @SearchStr2 ) END END END SELECT ColumnName, ColumnValue FROM #Results END 列出每个表的字段名
@columns=isnull(@columns+',','')+name
FROM syscolumns
WHERE [id]=OBJECT_ID(N'表名');
select b.name,a.rowcnt from sysindexes a,sysobjects b
where a.id=b.id and a.indid<2 and b.xtype='u'--统计数据库里每个表的详细情况
EXEC sp_MSforeachtable @command1="sp_spaceused '?'"--获得每个表的记录数和容量:
EXEC sp_MSforeachtable @command1="print '?'",
@command2="sp_spaceused '?'",
@command3= "SELECT count(*) FROM ? "
use --数据库
select max(a.rowcnt) 计数,b.[name] 表名
from sysindexes a
join sys.objects b on b.object_id=a.id
where b.type='U'
group by b.[name]
having max(a.rowcnt) >0
order by 1 desc
--获取库中所有表及该表的记录数declare @sql varchar(8000)
set @sql='select * from ('
select @sql=@sql+' select name = ''' + name + ''' , count(*) as num from ['+name+'] union all ' from sysobjects where xtype='u'
set @sql = left(@sql,len(@sql) - 10) + ')a'
exec(@sql)/*
--sql server 2000 自带库 pubs 的结果
name num
----------- -----------
titleauthor 25
stores 6
sales 21
roysched 86
discounts 3
jobs 14
pub_info 8
employee 43
authors 23
publishers 8
titles 18
*/
select b.name,a.rowcnt from sysindexes a,sysobjects b
where a.id=b.id and a.indid<2 and b.xtype='u'--统计数据库里每个表的详细情况
EXEC sp_MSforeachtable @command1="sp_spaceused '?'" --获得每个表的记录数和容量:
EXEC sp_MSforeachtable @command1="print '?'",
@command2="sp_spaceused '?'",
@command3= "SELECT count(*) FROM ? "
還是拼動態語句 select count(1) from @表名
--To search all columns of all tables in Pubs database for the keyword "Computer"
EXEC SearchAllTables 'Computer'
GOHere is the complete stored procedure code:
CREATE PROC SearchAllTables
(
@SearchStr nvarchar(100)
)
AS
BEGIN -- Copyright © 2002 Narayana Vyas Kondreddi. All rights reserved.
-- Purpose: To search all columns of all tables for a given search string
-- Written by: Narayana Vyas Kondreddi
-- Site: http://vyaskn.tripod.com
-- Tested on: SQL Server 7.0 and SQL Server 2000
-- Date modified: 28th July 2002 22:50 GMT
CREATE TABLE #Results (ColumnName nvarchar(370), ColumnValue nvarchar(3630)) SET NOCOUNT ON DECLARE @TableName nvarchar(256), @ColumnName nvarchar(128), @SearchStr2 nvarchar(110)
SET @TableName = ''
SET @SearchStr2 = QUOTENAME('%' + @SearchStr + '%','''') WHILE @TableName IS NOT NULL
BEGIN
SET @ColumnName = ''
SET @TableName =
(
SELECT MIN(QUOTENAME(TABLE_SCHEMA) + '.' + QUOTENAME(TABLE_NAME))
FROM INFORMATION_SCHEMA.TABLES
WHERE TABLE_TYPE = 'BASE TABLE'
AND QUOTENAME(TABLE_SCHEMA) + '.' + QUOTENAME(TABLE_NAME) > @TableName
AND OBJECTPROPERTY(
OBJECT_ID(
QUOTENAME(TABLE_SCHEMA) + '.' + QUOTENAME(TABLE_NAME)
), 'IsMSShipped'
) = 0
) WHILE (@TableName IS NOT NULL) AND (@ColumnName IS NOT NULL)
BEGIN
SET @ColumnName =
(
SELECT MIN(QUOTENAME(COLUMN_NAME))
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_SCHEMA = PARSENAME(@TableName, 2)
AND TABLE_NAME = PARSENAME(@TableName, 1)
AND DATA_TYPE IN ('char', 'varchar', 'nchar', 'nvarchar')
AND QUOTENAME(COLUMN_NAME) > @ColumnName
)
IF @ColumnName IS NOT NULL
BEGIN
INSERT INTO #Results
EXEC
(
'SELECT ''' + @TableName + '.' + @ColumnName + ''', LEFT(' + @ColumnName + ', 3630)
FROM ' + @TableName + ' (NOLOCK) ' +
' WHERE ' + @ColumnName + ' LIKE ' + @SearchStr2
)
END
END
END SELECT ColumnName, ColumnValue FROM #Results
END
列出每个表的字段名